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Popular >

x^2-1>0

Solution

x^{2} - 1 > 0

Solution

x < - 1 or x > 1

+1

Interval Notation

(- \infty, - 1) \cup (1, \infty)

Solution steps

x^{2} - 1 > 0

Move

1

to the right side

x^{2} > 1

For

u^{n} > a

, if

n

is even then

x < - 1 or x > 1

Popular Examples

factor 21n^2+8n-4 factor

21 n^{2} + 8 n - 4

-9x+2>18\land 13x+15<=-4

- 9 x + 2 > 18 and 13 x + 15 \leq - 4

factor 3b^2-10b+3 factor

3 b^{2} - 10 b + 3

simplify (((sqrt(3))/2))/((1/2))simplify

\frac{( \frac{3}{2} )}{( \frac{1}{2} )}

6 r - 1 + 6 r = 11

Frequently Asked Questions (FAQ)

What is x^2-1>0 ?
The solution to x^2-1>0 is x<-1\lor x>1